EP2562843A1 - Battery module - Google Patents
Battery module Download PDFInfo
- Publication number
- EP2562843A1 EP2562843A1 EP12166203A EP12166203A EP2562843A1 EP 2562843 A1 EP2562843 A1 EP 2562843A1 EP 12166203 A EP12166203 A EP 12166203A EP 12166203 A EP12166203 A EP 12166203A EP 2562843 A1 EP2562843 A1 EP 2562843A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- battery module
- reinforcement member
- unit
- battery cells
- module according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/42—Grouping of primary cells into batteries
- H01M6/46—Grouping of primary cells into batteries of flat cells
Definitions
- the present invention relates to a battery module.
- battery cells are used in mobile devices, electric vehicles, hybrid vehicles and the like as an energy source.
- Such battery cells may have a shape that depends on the types of external device to which it is applied.
- a high-capacity battery module is configured by connecting a plurality of battery cells in order to increase output and capacity.
- a battery module delivers an output voltage or output current according to the number of battery cells included therein.
- a battery pack can be configured by electrically connecting a plurality of battery modules.
- the length of the battery module is longer.
- the middle of the battery module can be displaced and the battery module may be damaged.
- a battery module is configured to prevent or substantially prevent drooping or sagging of the middle of the battery module by vibration or impact by inserting a reinforcement member into the battery module configured with a plurality of battery cells.
- a battery module according to embodiments of the present invention is particularly suited for application in an electric vehicle or a hybrid electric vehicle.
- a battery module includes: a pair of end plates; a plurality of battery cells aligned between the pair of end plates in a direction; a top plate at an upper portion of the plurality of battery cells; a bottom plate at a lower portion of the plurality of battery cells; a housing accommodating the plurality of battery cells with the pair of end plates, the top plate, and the bottom plate, and at least one reinforcement member between battery cells of the plurality of battery cells, the at least one reinforcement member including at least one fixation unit.
- the at least one fixation unit of the at least one reinforcement member may be fixed to the housing.
- the at least one reinforcement member may be located at a middle part of the battery module.
- the at least one reinforcement member may include a surface contacted with the battery cells and having a substantially same size as the battery cells, and the at least one reinforcement member may further include at least one insertion hole having a constant thickness and which is penetrated from an upper surface to a lower surface of the at least one reinforcement member.
- Opposite side surfaces and a lower surface of the at least one reinforcement member may extend to portions of lower surfaces and opposite side surfaces of the battery cells contacted with the at least one reinforcement member.
- the at least one fixation unit may be located at a bottom part of the at least one insertion hole.
- the at least one reinforcement member and the housing may be fixed through a first fixation member.
- the bottom plate corresponding to the at least one fixation unit may have a through-hole through which the first fixation member is penetrated.
- the first fixation member may include a bolt or a stud.
- the top plate may include a top base unit facing upper surfaces of the battery cells, and a top flange unit bent from a side surface of the top base unit toward side surfaces of the battery cells.
- the at least one reinforcement member may include a projection unit on a side surface of the at least one reinforcement member contacted with the top flange unit.
- the top flange unit corresponding to the projection unit may have a projection accommodation unit which accommodates the projection unit.
- the projection unit may have a tapered shape toward the lower portion.
- the bottom plate may include a bottom base unit facing lower surfaces of the battery cells, and a bottom flange unit bent from a side surface of the bottom base unit to side surfaces of the battery cells.
- the at least one reinforcement member may include a coupling groove formed on a side surface of the at least one reinforcement member contacted with the bottom flange unit.
- the bottom flange unit corresponding to the coupling groove may have a coupling hole.
- the side surface of the at least one reinforcement member and the bottom flange unit may be fixed at the coupling groove and the coupling hole by a second fixation member.
- FIG. 1 is a perspective view of a battery module according to an embodiment of the present invention.
- FIG. 2 is an exploded perspective view of the battery module of FIG. 1 .
- FIG. 3 is a perspective view of a reinforcement member of a battery module according to an embodiment of the present invention.
- FIG. 4A is a top view of the reinforcement member of FIG. 3 .
- FIG. 4B is a front view of the reinforcement member of FIG. 3 .
- FIG. 4C is a side view of the reinforcement member of FIG. 3 .
- FIG. 5 is a cross-sectional view of the battery module of FIG. 1 along the line A-A', shown in a state where a reinforcement member is fixed to a bottom plate before a top plate is fixed.
- FIG. 6 is a perspective view of a battery module according to another embodiment of the present invention.
- FIG. 1 is a perspective view of a battery module according to an embodiment of the present invention
- FIG. 2 is an exploded perspective view of the battery module of FIG. 1 .
- a battery module 100 includes a plurality of battery cells 10, a pair of end plates 110, 120, a top plate 130, a bottom plate 140, and a housing 50 which accommodates the above-mentioned components.
- at least one reinforcement member 160 is further provided between the plurality of battery cells 10.
- the reinforcement member 160 is located at or near a middle portion of the battery module 100 and fixed to a bottom portion of the housing 50.
- the battery module 100 can be manufactured with more robustness since a droop or sag of a middle part of the battery module 100 due to vibration or impact is prevented or substantially prevented.
- a length of the battery module 100 including a plurality of battery cells 10 is long, a droop or sag of the middle part due to the weight of the battery module 100 itself is prevented or substantially prevented.
- the reinforcement member 160 in this embodiment, has a constant thickness and is formed such that the surface contacted with the battery cell 10 has a same size as the battery cell 10.
- the reinforcement member 160 is formed with an insertion hole 162 penetrated from an upper surface 160a to a lower surface 160c.
- the insertion hole 162 is a space in which a tool 170 (see FIG. 5 ) can be inserted when the reinforcement member 160 is fixed to the housing 50 by using a first fixation member 146. This will be described in further detail later herein with respect to FIG. 5 .
- both side surfaces 160b and the lower surface 160c of the reinforcement member 160 are extended and formed to accommodate a portion of the lower surface and the side surface of each battery cell 10 in contact with the reinforcement member 160.
- a fixation unit 163 of the reinforcement member 160 is located on the bottom part of the insertion hole 162. That is, in the reinforcement member 160, the first fixation member 146 is inserted through the insertion hole 162 and the first fixation member 146 may be fixed to the housing 50.
- a bottom base unit 140a of the bottom plate is provided with a through-hole 145 through which the first fixation member 146 is penetrated at a position corresponding to the fixation unit 163.
- the first fixation member 146 may include a bolt or a stud.
- the reinforcement member 160 may also be fixed to the top plate 130 and the bottom plate 140.
- the top plate 130 includes a top base unit 130a disposed to face the upper surfaces of the battery cells 10, and top flange units 130b bent from sides of the top base unit 130a to the side surfaces of the battery cells 10.
- the bottom plate 140 includes bottom flange units 140b bent from sides of the bottom base unit 140a to the side surfaces of the battery cells 10.
- top flange unit 130b and the bottom flange unit 140b are bent to be approximately perpendicular to the top base unit 130a and the bottom base unit 140a, respectively.
- the top flange unit 130b and the bottom flange unit 140b are also extended to contact with the side surfaces of the battery cells 10.
- both side surfaces 160b of the reinforcement member 160 that are in contact with the top flange unit 130b of the top plate 130 are formed with a projection unit 161.
- the top flange unit 130b corresponding to the projection unit 161 is provided with a projection accommodation unit 132 which accommodates the projection unit 161.
- the projection unit 161 is formed with a downwardly and laterally outwardly tapered shape, and inserted in the projection accommodation unit 132 which is an opening in the top flange unit 130b. Thereby, the reinforcement member 160 may be fixed to the top plate 130.
- Each side surface of the reinforcement member 160 that is in contact with the bottom flange unit 140b of the bottom plate 140 is formed with a coupling bore 164. Further, the bottom flange unit 140b corresponding to the coupling bore 164 is provided with a coupling hole 143, and the bottom plate 140 and the reinforcement member 160 are fixed by a second fixation member 144 inserted into the coupling bore 164 through the coupling hole 143.
- the inside of the coupling bore 164 is formed with a screw thread, and the second fixation member 144 is in the form of a bolt or a stud.
- each of the top end and the bottom end of the end plates 110, 120 are fixed to be contacted with the top flange unit 130b and the bottom flange unit 140b, respectively. That is, both ends of the facing top flange unit 130b are fixed to the end plates 110, 120 by fixation members 30, and both ends of the facing bottom flange unit 140b are fixed to the end plates 110, 120 by fixation members 20.
- each of the plurality of battery cells 10 aligned between the pair of end plates 110, 120 may be manufactured by accommodating an electrode assembly and electrolyte in a case and then closing the case with a cap plate.
- An anode terminal 11, a cathode terminal 12, and a vent 13 provided between the anode and cathode terminals 11,12 may be formed on the cap plate.
- the electrode assembly may include an anode plate, a cathode plate, and a separator interposed between the anode plate and the cathode plate.
- the anode plate is connected to the anode terminal 11, and the cathode plate is connected to the cathode terminal 12, such that an energy generated by an electrochemical reaction of the electrode assembly and the electrolyte solution is transferred to the outside.
- the vent 13 functions as a passage discharging gas generated from the inside of the battery cell 10 to the outside.
- the pair of end plates 110, 120, the top plate 130, and the bottom plate 140 together provide a space (e.g., a predetermined space) which accommodates the plurality of battery cells 10.
- the battery cells 10 are housed in a partitioned space and aligned and fixed in one direction. In this case, the battery cells 10 are arranged side by side to face one another such that wide front faces of the battery cells 10 are facing each other.
- the anode terminal 11 and the cathode terminal 12 of each pair of adjacent battery cells 10 may be electrically connected with each other through a respective bus bar 15.
- Each bus bar 15 is provided with holes which are penetrated by the anode and cathode terminals 11, 12, and the bus bar 15 is fixed in place by nuts 16.
- the pair of end plates 110, 120 is arranged to be area-contacted with the outermost of the battery cells 10 to press the inside of the plurality of battery cells 10. Pairs of adjacent battery cells 10 that are not separated by the reinforcement member 160 are separated by barrier plates 150. In the plurality of battery cells 10 supported by the pair of end plates 110, 120, the top plate 130, and the bottom plate 140, the anode terminals 11 and the cathode terminals 12 may be alternately arranged with each other and connected in series.
- the end plates 110, 120 include fixation holes 111, 112, 121, 122 in a portion contacted with one end and an opposite end of the top plate 130 and the bottom plate 140.
- portions corresponding to the fixation holes 112, 122 and the fixation holes 111, 121, respectively, are provided with fixation bores 131 and 141.
- fixation holes 111, 112, 121, 122 and the fixation bores 131, 141 are fixed together by the fixation members 20, 30. That is, since the fixation members 20, 30 are fixed through the fixation holes 111, 112, 121, 122 and the fixation bores 131, 141, a coupling force between the pair of end plates 110, 120 and the top and bottom plates 130, 140 may be improved.
- the fixation members 20, 30 may include a bolt or a stud.
- the appearance and miniaturization of the battery module 100 as well as the space utilization may be improved.
- the stress caused by the plurality of battery cells 10 on the top and bottom plates 130, 140 may be effectively distributed by the fixation holes 111, 112, 121, 122 and the fixation bores 131, 141, the safety of the battery module 100 is improved.
- both ends of the battery module 100 are formed with first fixing holes 113 for coupling with the housing 50.
- the bottom plate 140 is formed with second fixing holes 142.
- a fixation member 148 such as a bolt or a stud, may penetrate the first fixing hole 113 and the second fixing hole 142 to fix the battery module 100 to the housing 50.
- FIG. 3 is a perspective view of the reinforcement member 160 according to an embodiment of the present invention.
- the reinforcement member 160 is formed such that the surfaces that contact the battery cells 10 have the same size as the battery cells 10 and have a constant thickness. At least one of the insertion holes 162 penetrates from the upper surface 160a to the lower surface 160c of the reinforcement member 160.
- two insertion holes 162 are separately formed and spaced apart at an interval (e.g., a predetermined interval). Since the fixation unit 163 formed in the bottom part of the insertion hole 162 is a portion fixed with the housing 50 (see FIG. 1 ), the fixation force of the housing 50 and the reinforcement member 160 may be improved by forming the insertion hole 162 depending on the width of the reinforcement member 160.
- Both of the side surfaces 160b and the lower surface 160c of the reinforcement member 160 are extended and formed to match a portion of the lower surface and the side surfaces of both of the battery cells 10 (see FIG. 1 ) contacted by the reinforcement member 160.
- the reinforcement member 160 functions to support the battery cells 10 located at the middle part of the battery module 100 due to the extension.
- the reinforcement member 160 By inserting the reinforcement member 160 into the middle part of the battery module 100 (see FIG. 1 ), a droop or sag of the middle part of the battery module 100 due to vibration or impact is prevented or substantially prevented, and the battery module 100 has increased robustness.
- FIG. 4A is a top view of the reinforcement member 160;
- FIG. 4B is a front view of the reinforcement member 160; and
- FIG. 4C is a side view of the reinforcement member 160.
- each insertion hole 162 is a space in which a tool 170 (see FIG. 5 ) can be inserted for fixing the reinforcement member 160 to the housing 50.
- the first fixation member 146 fixed to the fixation unit 163 through the insertion hole 162 may be formed in the form of a bolt.
- the size of the insertion hole 162 of the upper surface 160a of the reinforcement member 160 is greater than the size of the fixation unit 163 of the lower surface 160c of the reinforcement member 160.
- a bolt head of the first fixation member 146 should not be passed through the fixation unit 163 and therefore an opening through the fixation unit 163 is smaller than a bolt head of the first fixation member 146.
- each of the side surfaces 160b of the reinforcement member 160 is formed with a respective projection unit 161.
- the projection unit 161 may be accommodated in the projection accommodation unit 132 of the top flange unit 130b. Thereby, the reinforcement member 160 may be fixed to the top plate 130.
- each of the side surfaces 160b of the reinforcement member 160 is formed with a restructure coupling bore 164.
- the coupling bore 164 is formed at a region corresponding to the coupling hole 143 of the bottom flange unit 140b, and the reinforcement member 160 is fixed to the bottom plate 140 by the second fixation member 144.
- FIG. 5 is a cross-sectional view of the battery module of FIG. 1 along the line A-A', shown in a state where the reinforcement member 160 is fixed to the bottom plate 140 before a top plate is fixed.
- the fixation unit 163 of the reinforcement member 160 may be fixed and located on the housing 50.
- the fixation unit 163 is located at the bottom portion of the insertion hole 162 formed in the reinforcement member 160 to fix the housing 50 to the bottom part of the reinforcement member 160.
- each insertion hole of the fixation unit 163 penetrates from the upper surface to the lower surface and the two insertion holes are separately formed at an interval (e.g., a predetermined interval).
- the first fixation member 146 and the tool 170 are inserted via the insertion hole 162, and the first fixation member 146 is fixed to the housing 50 after passing through the through-hole 145 of the bottom plate 140.
- the through-hole 145 of the bottom plate 140 is formed at a region corresponding to the fixation unit 163 of the reinforcement member 160.
- the first fixation member 146 may be a bolt or a stud.
- the reinforcement member 160 is fixed to the housing 50, when vibration or impact is applied to the battery module 100 in which the plurality of battery cells 10 are connected, the middle of the battery module 100 being floated and the battery module 100 being damaged are prevented or substantially prevented.
- FIG. 6 is a perspective view of a battery module according to another embodiment of the present invention.
- a battery module 200 includes a pair of end plates 110, 120, a plurality of battery cells 10, a top plate 230, a bottom plate 240 and a housing 50 which accommodates the above-mentioned components, like in the battery module 100 described above and shown in FIG, 1 .
- the top plate 230 includes a top base unit 230a and top flange units 230b
- the bottom plate 240 includes a bottom base unit 240a and bottom flange units 240b.
- two reinforcement members 260 are further provided between the plurality of battery cells 10 aligned in one direction.
- Each of the reinforcement members 260 is located at a central region of a group of the plurality of battery cells 10 and includes a fixation unit 163 fixed to the housing 50. As such, when the number of the battery cells 10 is increased, two reinforcement members 260 may be provided at middle parts of the battery module 200 in order to prevent or substantially prevent a droop or sag of the middle part of the battery module 200 and improve an impact resistance.
- the reinforcement member 260 is formed such that a surface that contacts the battery cell 10 has the same size as the battery cell 10 and includes at least one insertion hole 162 which has a constant thickness and which penetrates from the upper surface to the lower surface.
- both side surfaces and the lower surface of the reinforcement member 260 are formed to extend to portions of the lower surface and the side surfaces of both battery cells 10 in contact with the reinforcement member 260.
- each side surface of each reinforcement member 260 in contact with the bottom flange unit 240b is formed with a respective coupling bore 164, and the bottom flange unit 240b is provided with coupling holes at locations corresponding to the coupling bores.
- the coupling bores 164 and the coupling holes of the bottom flange unit 240b are fixed by second fixation members 144.
- Each side surface of each reinforcement member 260 in contacts with the top flange unit 230b is formed with a respective projection unit 161, and the top flange unit 230b is formed with projection accommodation units 132 which accommodate the projection units 161at locations corresponding to the projection units 161.
- the projection units 161 are formed with a shape that tapers laterally outwardly and downwardly and may be easily coupled with the projection accommodation units 132.
- a battery module in which one or two reinforcement members are included is described as an example, but it will be apparent to those of ordinary skill in the art that more reinforcement members may be included where the number of battery cells is increased.
- a battery module is manufactured having robustness by inserting a reinforcement member into the battery module configured as a plurality of battery cells in order to prevent or substantially prevent drooping or sagging of the middle part of the battery module by vibration or impact.
- a battery module according to embodiments of the present invention is particularly suited for application in an electric vehicle or a hybrid electric vehicle.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
- The present invention relates to a battery module.
- Typically, battery cells are used in mobile devices, electric vehicles, hybrid vehicles and the like as an energy source. Such battery cells may have a shape that depends on the types of external device to which it is applied.
- Small mobile devices such as mobile phones can be operated for a predetermined time by the output and capacity of a single battery cell. However, in applications such as electric vehicles and hybrid vehicles which require more power, when high power driving is required for a long time, a high-capacity battery module is configured by connecting a plurality of battery cells in order to increase output and capacity. Such a battery module delivers an output voltage or output current according to the number of battery cells included therein. In addition, a battery pack can be configured by electrically connecting a plurality of battery modules.
- Typically, when the number of the battery cells is greater, the length of the battery module is longer. In addition, when vibration or impact is applied to a conventional battery module, the middle of the battery module can be displaced and the battery module may be damaged.
- According to an aspect of the present invention, a battery module is configured to prevent or substantially prevent drooping or sagging of the middle of the battery module by vibration or impact by inserting a reinforcement member into the battery module configured with a plurality of battery cells. As such, a battery module according to embodiments of the present invention is particularly suited for application in an electric vehicle or a hybrid electric vehicle.
- According to an embodiment of the present invention, a battery module includes: a pair of end plates; a plurality of battery cells aligned between the pair of end plates in a direction; a top plate at an upper portion of the plurality of battery cells; a bottom plate at a lower portion of the plurality of battery cells; a housing accommodating the plurality of battery cells with the pair of end plates, the top plate, and the bottom plate, and at least one reinforcement member between battery cells of the plurality of battery cells, the at least one reinforcement member including at least one fixation unit.
- The at least one fixation unit of the at least one reinforcement member may be fixed to the housing.
- The at least one reinforcement member may be located at a middle part of the battery module.
- The at least one reinforcement member may include a surface contacted with the battery cells and having a substantially same size as the battery cells, and the at least one reinforcement member may further include at least one insertion hole having a constant thickness and which is penetrated from an upper surface to a lower surface of the at least one reinforcement member.
- Opposite side surfaces and a lower surface of the at least one reinforcement member may extend to portions of lower surfaces and opposite side surfaces of the battery cells contacted with the at least one reinforcement member.
- The at least one fixation unit may be located at a bottom part of the at least one insertion hole.
- The at least one reinforcement member and the housing may be fixed through a first fixation member.
- The bottom plate corresponding to the at least one fixation unit may have a through-hole through which the first fixation member is penetrated.
- The first fixation member may include a bolt or a stud.
- The top plate may include a top base unit facing upper surfaces of the battery cells, and a top flange unit bent from a side surface of the top base unit toward side surfaces of the battery cells.
- The at least one reinforcement member may include a projection unit on a side surface of the at least one reinforcement member contacted with the top flange unit.
- The top flange unit corresponding to the projection unit may have a projection accommodation unit which accommodates the projection unit.
- The projection unit may have a tapered shape toward the lower portion.
- The bottom plate may include a bottom base unit facing lower surfaces of the battery cells, and a bottom flange unit bent from a side surface of the bottom base unit to side surfaces of the battery cells.
- The at least one reinforcement member may include a coupling groove formed on a side surface of the at least one reinforcement member contacted with the bottom flange unit.
- The bottom flange unit corresponding to the coupling groove may have a coupling hole.
- The side surface of the at least one reinforcement member and the bottom flange unit may be fixed at the coupling groove and the coupling hole by a second fixation member.
- At least some of the above and other features of the invention are set out in the claims.
- The accompanying drawings, together with the specification, illustrate some embodiments of the present invention, and, together with the description, serve to explain aspects and principles of the present invention.
-
FIG. 1 is a perspective view of a battery module according to an embodiment of the present invention. -
FIG. 2 is an exploded perspective view of the battery module ofFIG. 1 . -
FIG. 3 is a perspective view of a reinforcement member of a battery module according to an embodiment of the present invention. -
FIG. 4A is a top view of the reinforcement member ofFIG. 3 . -
FIG. 4B is a front view of the reinforcement member ofFIG. 3 . -
FIG. 4C is a side view of the reinforcement member ofFIG. 3 . -
FIG. 5 is a cross-sectional view of the battery module ofFIG. 1 along the line A-A', shown in a state where a reinforcement member is fixed to a bottom plate before a top plate is fixed. -
FIG. 6 is a perspective view of a battery module according to another embodiment of the present invention. - In the following detailed description, some embodiments of the present invention are shown and described, by way of illustration. However, as those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not restrictive. In addition, when an element is referred to as being "on" another element, it can be directly on the another element or may be indirectly on the another element with one or more intervening elements interposed therebetween. Also, when an element is referred to as being "connected to" another element, it can be directly connected to the another element or may be indirectly connected to the another element with one or more intervening elements interposed therebetween. Hereinafter, like reference numerals refer to like elements.
- Certain embodiments of the present invention are described herein with reference to the accompanying drawings. However, the present invention may be implemented in various different forms within the scope of the claims, and the embodiments described herein are to be regarded as illustrative, rather than restrictive.
- In the description below, some detailed description of functions or configurations may be omitted where such would be known to those of ordinary skill in the art, such that unnecessary description may not make unclear the technical principles of the present invention. In the drawings, where the same components are shown in several drawings, the same reference numerals may be repeated. Further, sizes or thicknesses shown in the drawings may be exaggerated and not to scale for convenience or purposes of illustration, and the actual sizes or thicknesses may be different.
-
FIG. 1 is a perspective view of a battery module according to an embodiment of the present invention; andFIG. 2 is an exploded perspective view of the battery module ofFIG. 1 . - Referring to
FIGS. 1 and2 , according to an embodiment of the present invention, abattery module 100 includes a plurality ofbattery cells 10, a pair ofend plates top plate 130, abottom plate 140, and ahousing 50 which accommodates the above-mentioned components. In addition, at least onereinforcement member 160 is further provided between the plurality ofbattery cells 10. - According to this embodiment of the present invention, the
reinforcement member 160 is located at or near a middle portion of thebattery module 100 and fixed to a bottom portion of thehousing 50. As such, thebattery module 100 can be manufactured with more robustness since a droop or sag of a middle part of thebattery module 100 due to vibration or impact is prevented or substantially prevented. In addition, where a length of thebattery module 100 including a plurality ofbattery cells 10 is long, a droop or sag of the middle part due to the weight of thebattery module 100 itself is prevented or substantially prevented. - The
reinforcement member 160, in this embodiment, has a constant thickness and is formed such that the surface contacted with thebattery cell 10 has a same size as thebattery cell 10. In addition, thereinforcement member 160 is formed with aninsertion hole 162 penetrated from anupper surface 160a to alower surface 160c. Theinsertion hole 162 is a space in which a tool 170 (seeFIG. 5 ) can be inserted when thereinforcement member 160 is fixed to thehousing 50 by using afirst fixation member 146. This will be described in further detail later herein with respect toFIG. 5 . - In this particular embodiment, both side surfaces 160b and the
lower surface 160c of thereinforcement member 160 are extended and formed to accommodate a portion of the lower surface and the side surface of eachbattery cell 10 in contact with thereinforcement member 160. Thereby, since portions of bothbattery cells 10 in contact with thereinforcement member 160 are accommodated in thereinforcement member 160, thebattery cells 10 can be stably mounted in thebattery module 100 without shaking even when a fixation unit is released. - In this embodiment, a
fixation unit 163 of thereinforcement member 160 is located on the bottom part of theinsertion hole 162. That is, in thereinforcement member 160, thefirst fixation member 146 is inserted through theinsertion hole 162 and thefirst fixation member 146 may be fixed to thehousing 50. In this embodiment, abottom base unit 140a of the bottom plate is provided with a through-hole 145 through which thefirst fixation member 146 is penetrated at a position corresponding to thefixation unit 163. Here, thefirst fixation member 146 may include a bolt or a stud. - In this embodiment, the
reinforcement member 160 may also be fixed to thetop plate 130 and thebottom plate 140. Thetop plate 130 includes atop base unit 130a disposed to face the upper surfaces of thebattery cells 10, and top flange units 130b bent from sides of thetop base unit 130a to the side surfaces of thebattery cells 10. Thebottom plate 140 includesbottom flange units 140b bent from sides of thebottom base unit 140a to the side surfaces of thebattery cells 10. - The top flange unit 130b and the
bottom flange unit 140b are bent to be approximately perpendicular to thetop base unit 130a and thebottom base unit 140a, respectively. The top flange unit 130b and thebottom flange unit 140b are also extended to contact with the side surfaces of thebattery cells 10. - In this embodiment, both side surfaces 160b of the
reinforcement member 160 that are in contact with the top flange unit 130b of thetop plate 130 are formed with aprojection unit 161. Further, the top flange unit 130b corresponding to theprojection unit 161 is provided with aprojection accommodation unit 132 which accommodates theprojection unit 161. In this particular embodiment, theprojection unit 161 is formed with a downwardly and laterally outwardly tapered shape, and inserted in theprojection accommodation unit 132 which is an opening in the top flange unit 130b. Thereby, thereinforcement member 160 may be fixed to thetop plate 130. - Each side surface of the
reinforcement member 160 that is in contact with thebottom flange unit 140b of thebottom plate 140 is formed with acoupling bore 164. Further, thebottom flange unit 140b corresponding to the coupling bore 164 is provided with acoupling hole 143, and thebottom plate 140 and thereinforcement member 160 are fixed by asecond fixation member 144 inserted into the coupling bore 164 through thecoupling hole 143. - The inside of the coupling bore 164 is formed with a screw thread, and the
second fixation member 144 is in the form of a bolt or a stud. - In this embodiment, each of the top end and the bottom end of the
end plates bottom flange unit 140b, respectively. That is, both ends of the facing top flange unit 130b are fixed to theend plates fixation members 30, and both ends of the facingbottom flange unit 140b are fixed to theend plates fixation members 20. - According to this embodiment of the present invention, each of the plurality of
battery cells 10 aligned between the pair ofend plates anode terminal 11, acathode terminal 12, and avent 13 provided between the anode andcathode terminals - The anode plate is connected to the
anode terminal 11, and the cathode plate is connected to thecathode terminal 12, such that an energy generated by an electrochemical reaction of the electrode assembly and the electrolyte solution is transferred to the outside. In addition, thevent 13 functions as a passage discharging gas generated from the inside of thebattery cell 10 to the outside. - The pair of
end plates top plate 130, and thebottom plate 140 together provide a space (e.g., a predetermined space) which accommodates the plurality ofbattery cells 10. Thebattery cells 10 are housed in a partitioned space and aligned and fixed in one direction. In this case, thebattery cells 10 are arranged side by side to face one another such that wide front faces of thebattery cells 10 are facing each other. In addition, theanode terminal 11 and thecathode terminal 12 of each pair ofadjacent battery cells 10 may be electrically connected with each other through arespective bus bar 15. Eachbus bar 15 is provided with holes which are penetrated by the anode andcathode terminals bus bar 15 is fixed in place by nuts 16. - The pair of
end plates battery cells 10 to press the inside of the plurality ofbattery cells 10. Pairs ofadjacent battery cells 10 that are not separated by thereinforcement member 160 are separated bybarrier plates 150. In the plurality ofbattery cells 10 supported by the pair ofend plates top plate 130, and thebottom plate 140, theanode terminals 11 and thecathode terminals 12 may be alternately arranged with each other and connected in series. - In this embodiment, the
end plates top plate 130 and thebottom plate 140. In addition, in thetop plate 130 and thebottom plate 140, portions corresponding to the fixation holes 112, 122 and the fixation holes 111, 121, respectively, are provided with fixation bores 131 and 141. - The fixation holes 111, 112, 121, 122 and the fixation bores 131, 141 are fixed together by the
fixation members fixation members end plates bottom plates fixation members - According to the fixation by the fixation holes 111, 112, 121, 122 and the fixation bores 131, 141, the appearance and miniaturization of the
battery module 100 as well as the space utilization may be improved. In addition, since the stress caused by the plurality ofbattery cells 10 on the top andbottom plates battery module 100 is improved. - In this particular embodiment, both ends of the
battery module 100, that is, the bottom parts of theend plates holes 113 for coupling with thehousing 50. At locations corresponding to the first fixingholes 113, thebottom plate 140 is formed with second fixing holes 142. Thereby, afixation member 148, such as a bolt or a stud, may penetrate thefirst fixing hole 113 and thesecond fixing hole 142 to fix thebattery module 100 to thehousing 50. -
FIG. 3 is a perspective view of thereinforcement member 160 according to an embodiment of the present invention. - Referring to
FIG. 3 , in this embodiment, thereinforcement member 160 is formed such that the surfaces that contact thebattery cells 10 have the same size as thebattery cells 10 and have a constant thickness. At least one of the insertion holes 162 penetrates from theupper surface 160a to thelower surface 160c of thereinforcement member 160. - In this embodiment, two
insertion holes 162 are separately formed and spaced apart at an interval (e.g., a predetermined interval). Since thefixation unit 163 formed in the bottom part of theinsertion hole 162 is a portion fixed with the housing 50 (seeFIG. 1 ), the fixation force of thehousing 50 and thereinforcement member 160 may be improved by forming theinsertion hole 162 depending on the width of thereinforcement member 160. - Both of the side surfaces 160b and the
lower surface 160c of thereinforcement member 160 are extended and formed to match a portion of the lower surface and the side surfaces of both of the battery cells 10 (seeFIG. 1 ) contacted by thereinforcement member 160. Thereby, since a portion of both of thebattery cells 10 is accommodated in thereinforcement member 160, thebattery cells 10 can be stably mounted inside thebattery module 100 without shaking, even when the fixation of thereinforcement member 160 and thehousing 50 is released. In addition, thereinforcement member 160 functions to support thebattery cells 10 located at the middle part of thebattery module 100 due to the extension. - By inserting the
reinforcement member 160 into the middle part of the battery module 100 (seeFIG. 1 ), a droop or sag of the middle part of thebattery module 100 due to vibration or impact is prevented or substantially prevented, and thebattery module 100 has increased robustness. -
FIG. 4A is a top view of thereinforcement member 160;FIG. 4B is a front view of thereinforcement member 160; andFIG. 4C is a side view of thereinforcement member 160. - Referring to
FIGS. 4A through 4C withFIG. 2 , eachinsertion hole 162 is a space in which a tool 170 (seeFIG. 5 ) can be inserted for fixing thereinforcement member 160 to thehousing 50. Thefirst fixation member 146 fixed to thefixation unit 163 through theinsertion hole 162 may be formed in the form of a bolt. Thereby, in order to pass thetool 170 or a bolt head of thefirst fixation member 146 through theinsertion hole 162, the size of theinsertion hole 162 of theupper surface 160a of thereinforcement member 160 is greater than the size of thefixation unit 163 of thelower surface 160c of thereinforcement member 160. A bolt head of thefirst fixation member 146 should not be passed through thefixation unit 163 and therefore an opening through thefixation unit 163 is smaller than a bolt head of thefirst fixation member 146. - In this embodiment, the upper part of each of the side surfaces 160b of the
reinforcement member 160 is formed with arespective projection unit 161. Theprojection unit 161 may be accommodated in theprojection accommodation unit 132 of the top flange unit 130b. Thereby, thereinforcement member 160 may be fixed to thetop plate 130. - The lower part of each of the side surfaces 160b of the
reinforcement member 160 is formed with arestructure coupling bore 164. The coupling bore 164 is formed at a region corresponding to thecoupling hole 143 of thebottom flange unit 140b, and thereinforcement member 160 is fixed to thebottom plate 140 by thesecond fixation member 144. -
FIG. 5 is a cross-sectional view of the battery module ofFIG. 1 along the line A-A', shown in a state where thereinforcement member 160 is fixed to thebottom plate 140 before a top plate is fixed. - Referring to
FIG. 5 , thefixation unit 163 of thereinforcement member 160 may be fixed and located on thehousing 50. Thefixation unit 163 is located at the bottom portion of theinsertion hole 162 formed in thereinforcement member 160 to fix thehousing 50 to the bottom part of thereinforcement member 160. As shown inFIG. 5 , each insertion hole of thefixation unit 163 penetrates from the upper surface to the lower surface and the two insertion holes are separately formed at an interval (e.g., a predetermined interval). - The
first fixation member 146 and thetool 170 are inserted via theinsertion hole 162, and thefirst fixation member 146 is fixed to thehousing 50 after passing through the through-hole 145 of thebottom plate 140. Here, the through-hole 145 of thebottom plate 140 is formed at a region corresponding to thefixation unit 163 of thereinforcement member 160. Thefirst fixation member 146 may be a bolt or a stud. - As described above, as the
reinforcement member 160 is fixed to thehousing 50, when vibration or impact is applied to thebattery module 100 in which the plurality ofbattery cells 10 are connected, the middle of thebattery module 100 being floated and thebattery module 100 being damaged are prevented or substantially prevented. -
FIG. 6 is a perspective view of a battery module according to another embodiment of the present invention. - Referring to
FIG. 6 , according to this embodiment of the present invention, abattery module 200 includes a pair ofend plates battery cells 10, atop plate 230, abottom plate 240 and ahousing 50 which accommodates the above-mentioned components, like in thebattery module 100 described above and shown inFIG, 1 . Thetop plate 230 includes atop base unit 230a andtop flange units 230b, and thebottom plate 240 includes abottom base unit 240a andbottom flange units 240b. In addition, tworeinforcement members 260 are further provided between the plurality ofbattery cells 10 aligned in one direction. - Each of the
reinforcement members 260 is located at a central region of a group of the plurality ofbattery cells 10 and includes afixation unit 163 fixed to thehousing 50. As such, when the number of thebattery cells 10 is increased, tworeinforcement members 260 may be provided at middle parts of thebattery module 200 in order to prevent or substantially prevent a droop or sag of the middle part of thebattery module 200 and improve an impact resistance. - The
reinforcement member 260 is formed such that a surface that contacts thebattery cell 10 has the same size as thebattery cell 10 and includes at least oneinsertion hole 162 which has a constant thickness and which penetrates from the upper surface to the lower surface. In addition, both side surfaces and the lower surface of thereinforcement member 260 are formed to extend to portions of the lower surface and the side surfaces of bothbattery cells 10 in contact with thereinforcement member 260. - In this embodiment, each side surface of each
reinforcement member 260 in contact with thebottom flange unit 240b is formed with a respective coupling bore 164, and thebottom flange unit 240b is provided with coupling holes at locations corresponding to the coupling bores. The coupling bores 164 and the coupling holes of thebottom flange unit 240b are fixed bysecond fixation members 144. - Each side surface of each
reinforcement member 260 in contacts with thetop flange unit 230b is formed with arespective projection unit 161, and thetop flange unit 230b is formed withprojection accommodation units 132 which accommodate the projection units 161at locations corresponding to theprojection units 161. Theprojection units 161 are formed with a shape that tapers laterally outwardly and downwardly and may be easily coupled with theprojection accommodation units 132. - In this
battery module 200, drooping or sagging of the middle part of thebattery module 200 due to vibration or impact can be prevented or substantially prevented, and thebattery module 200 is manufactured having robustness. - In the above embodiments of the invention, a battery module in which one or two reinforcement members are included is described as an example, but it will be apparent to those of ordinary skill in the art that more reinforcement members may be included where the number of battery cells is increased.
- As described above, according to an aspect of embodiments of the present invention, a battery module is manufactured having robustness by inserting a reinforcement member into the battery module configured as a plurality of battery cells in order to prevent or substantially prevent drooping or sagging of the middle part of the battery module by vibration or impact. As such, a battery module according to embodiments of the present invention is particularly suited for application in an electric vehicle or a hybrid electric vehicle.
- While the present invention has been described in connection with certain embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the scope of the appended claims, and equivalents thereof.
Claims (15)
- A battery module comprising:a plurality of battery cells aligned in a predetermined direction;a top plate at an upper portion of the plurality of battery cells;a bottom plate at a lower portion of the plurality of battery cells;a housing accommodating the plurality of battery cells, the top plate and the bottom plate; anda reinforcement member situated between two of the said battery cells , the reinforcement member including a fixation unit.
- A battery module according to claim 1, wherein the fixation unit is fixed to the housing.
- A battery module according to claim 1, 2 or 3 wherein the reinforcement member is located at a middle part of the battery module.
- A battery module according to any preceding claim, wherein the reinforcement member includes a surface in contact with each of the battery cells between which it is situated, the said surface having substantially the same size as the battery cells, the reinforcement member further including an insertion hole which extends from an upper surface to a lower surface of the reinforcement member.
- A battery module according to claim 4, wherein opposite side surfaces and a lower surface of the reinforcement member respectively extend to portions of lower surfaces and opposite side surfaces of the battery cells in contact with the reinforcement member.
- A battery module according to claim 4 or 5, wherein the fixation unit is located at a bottom part of the insertion hole.
- A battery module according to any preceding claim, wherein the at least one reinforcement member and the housing are fixed together through a first fixation member.
- A battery module according to claim 7, wherein the bottom plate has a through-hole through which the first fixation member extends at a position corresponding to the fixation unit.
- A battery module according to any preceding claim, wherein the top plate includes a top base unit facing upper surfaces of the battery cells, and a top flange unit bent from a side surface of the top base unit toward side surfaces of the battery cells.
- A battery module according to claim 9, wherein the reinforcement member includes a projection unit on an upper side surface region thereof that is in contact with the top flange unit.
- A battery module according to claim 10, wherein the top flange unit has a projection accommodation unit which accommodates the projection unit, the said projection accommodation unit being situated at a location corresponding to the projection unit.
- A battery module according to claim 10 or 11, wherein the projection unit has a downwardly and laterally outwardly tapering surface.
- A battery module according to any preceding claim, wherein the bottom plate includes a bottom base unit facing lower surfaces of the battery cells, and a bottom flange unit bent from a side surface of the bottom base unit toward side surfaces of the battery cells.
- A battery module according to claim 13, wherein the reinforcement member includes a coupling bore formed on a lower side surface region thereof and in contact with the bottom flange unit, and wherein the bottom flange unit has a coupling hole at a location corresponding to the coupling bore.
- A battery module according to claim 14, wherein the said lower side surface region of the reinforcement member and the bottom flange unit are fixed at the coupling bore and the coupling hole by a second fixation member.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110083485A KR101292984B1 (en) | 2011-08-22 | 2011-08-22 | Battery module |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2562843A1 true EP2562843A1 (en) | 2013-02-27 |
EP2562843B1 EP2562843B1 (en) | 2016-07-13 |
Family
ID=46045916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12166203.5A Active EP2562843B1 (en) | 2011-08-22 | 2012-04-30 | Battery module |
Country Status (5)
Country | Link |
---|---|
US (1) | US9337458B2 (en) |
EP (1) | EP2562843B1 (en) |
JP (1) | JP5908706B2 (en) |
KR (1) | KR101292984B1 (en) |
CN (1) | CN103000835B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019207450A1 (en) * | 2019-05-21 | 2020-11-26 | Volkswagen Aktiengesellschaft | Vehicle battery |
CN112271391A (en) * | 2019-01-09 | 2021-01-26 | 比亚迪股份有限公司 | Power battery pack, energy storage device and electric vehicle |
DE102021209744A1 (en) | 2021-09-03 | 2023-03-09 | Mahle International Gmbh | Structural component for an energy store, energy store and calculation method for tolerances |
US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8721010B2 (en) | 2006-05-05 | 2014-05-13 | C&C Power, Inc | Equipment cabinet |
JP5536382B2 (en) * | 2009-07-08 | 2014-07-02 | 矢崎総業株式会社 | Power supply |
DE102011082576A1 (en) * | 2011-09-13 | 2013-03-14 | Bayerische Motoren Werke Aktiengesellschaft | Arrangement for fixing an energy storage module on a module carrier |
US20150093607A1 (en) * | 2012-03-29 | 2015-04-02 | Sanyo Electric Co., Ltd. | Power supply device, and vehicle and storage battery device equipped with power supply device |
JP5939007B2 (en) * | 2012-04-13 | 2016-06-22 | トヨタ自動車株式会社 | Power storage device |
JP5973262B2 (en) * | 2012-07-09 | 2016-08-23 | 矢崎総業株式会社 | Bus bar module |
JP2014044884A (en) * | 2012-08-27 | 2014-03-13 | Sanyo Electric Co Ltd | Battery system, and electric vehicle and power storage device having battery system |
US10381614B2 (en) * | 2013-04-17 | 2019-08-13 | Samsung Sdi Co., Ltd. | Battery module |
JP6149490B2 (en) * | 2013-04-25 | 2017-06-21 | 株式会社Gsユアサ | Assembled battery |
JP6186922B2 (en) * | 2013-06-18 | 2017-08-30 | 住友電装株式会社 | Wiring module |
US9553289B2 (en) * | 2013-07-26 | 2017-01-24 | Samsung Sdi Co., Ltd. | Battery module |
JP6070999B2 (en) * | 2013-11-18 | 2017-02-01 | 本田技研工業株式会社 | Power storage module |
KR101739301B1 (en) | 2013-12-10 | 2017-05-24 | 삼성에스디아이 주식회사 | Battery module |
KR101820935B1 (en) | 2014-06-02 | 2018-01-22 | 주식회사 엘지화학 | Battery Module and Battery Pack Employed with the Same |
JP6363418B2 (en) * | 2014-07-30 | 2018-07-25 | 株式会社Gsユアサ | Power storage device |
CN105470420B (en) * | 2014-09-30 | 2020-01-07 | 株式会社杰士汤浅国际 | Electricity storage device |
US9662997B2 (en) | 2015-02-11 | 2017-05-30 | Ford Global Technologies, Llc | Method and apparatus for attaching a crushable carbon fiber reinforced polymer structure to the outer surface of a battery enclosure |
US9931961B2 (en) | 2015-02-11 | 2018-04-03 | Ford Global Technologies, Llc | Battery enclosure surrounded by internally reinforced cylindrical impact absorbing elements |
US10439183B2 (en) | 2015-02-11 | 2019-10-08 | Ford Global Technologies, Llc | Impact absorbing elements attached to the outer surface of a battery enclosure |
US9660234B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure with arc-shaped elongated impact absorbing ribs |
US9656571B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure having T-shaped guides on the outer surface for stiffeners and impact absorbing elements |
JP6449108B2 (en) * | 2015-06-04 | 2019-01-09 | 本田技研工業株式会社 | Power storage device |
JP6631869B2 (en) * | 2015-07-06 | 2020-01-15 | 株式会社Gsユアサ | Power storage device |
US10541395B2 (en) | 2015-07-30 | 2020-01-21 | Sanyo Electric Co., Ltd. | Power supply device and vehicle using same |
KR102394688B1 (en) * | 2015-08-21 | 2022-05-06 | 삼성에스디아이 주식회사 | Battery module |
US10516145B2 (en) * | 2016-01-26 | 2019-12-24 | Ford Global Technologies, Llc | Battery pack array retention |
JP6726478B2 (en) * | 2016-02-19 | 2020-07-22 | 株式会社Gsユアサ | Power storage device, method of manufacturing power storage device, and method of manufacturing adjacent member for power storage device |
CN105742539B (en) | 2016-04-21 | 2019-04-05 | 宁德时代新能源科技股份有限公司 | Electricity core module |
KR102065098B1 (en) * | 2016-08-12 | 2020-01-10 | 주식회사 엘지화학 | Secondary battery module improved in frame structure and frame assembly for the same |
US10632857B2 (en) | 2016-08-17 | 2020-04-28 | Shape Corp. | Battery support and protection structure for a vehicle |
USD814416S1 (en) * | 2016-09-23 | 2018-04-03 | Artisan Vehicle Systems, Inc. | Element of a modular battery cover |
USD814417S1 (en) * | 2016-09-23 | 2018-04-03 | Artisan Vehicle Systems, Inc. | Element of a modular battery cover |
EP3566253B1 (en) | 2017-01-04 | 2022-12-28 | Shape Corp. | Battery support structure for a vehicle |
US11011790B2 (en) * | 2017-03-17 | 2021-05-18 | Ford Global Technologies, Llc | Traction battery pack plate with retention flange |
US11211656B2 (en) | 2017-05-16 | 2021-12-28 | Shape Corp. | Vehicle battery tray with integrated battery retention and support feature |
US10483510B2 (en) | 2017-05-16 | 2019-11-19 | Shape Corp. | Polarized battery tray for a vehicle |
WO2018213306A1 (en) | 2017-05-16 | 2018-11-22 | Shape Corp. | Vehicle battery tray having tub-based component |
KR102302274B1 (en) * | 2017-07-13 | 2021-09-14 | 주식회사 엘지에너지솔루션 | Battery module and battery pack including the same |
CN111108015A (en) | 2017-09-13 | 2020-05-05 | 形状集团 | Vehicle battery tray with tubular peripheral wall |
US10661646B2 (en) | 2017-10-04 | 2020-05-26 | Shape Corp. | Battery tray floor assembly for electric vehicles |
KR102159347B1 (en) * | 2017-11-14 | 2020-09-23 | 주식회사 엘지화학 | Battery module having end plates pressurizing battery cells and extensible sensing housing parts |
KR102319537B1 (en) | 2017-12-20 | 2021-10-29 | 주식회사 엘지에너지솔루션 | Battery module, battery pack and vehicle comprising the same |
JP7134626B2 (en) | 2017-12-27 | 2022-09-12 | 株式会社Gsユアサ | power storage device |
JP6994974B2 (en) * | 2018-02-16 | 2022-01-14 | 株式会社日立製作所 | Battery module |
WO2019169080A1 (en) | 2018-03-01 | 2019-09-06 | Shape Corp. | Cooling system integrated with vehicle battery tray |
US11688910B2 (en) | 2018-03-15 | 2023-06-27 | Shape Corp. | Vehicle battery tray having tub-based component |
JP7027255B2 (en) * | 2018-05-31 | 2022-03-01 | 本田技研工業株式会社 | Battery pack |
CN112582719B (en) * | 2019-09-29 | 2022-04-29 | 东莞新能源科技有限公司 | Battery module unit, battery module, energy storage system and electric vehicle |
WO2021092754A1 (en) * | 2019-11-12 | 2021-05-20 | 上海汽车集团股份有限公司 | Battery energy storage module and battery energy storage device |
KR20210133542A (en) * | 2020-04-29 | 2021-11-08 | 주식회사 엘지에너지솔루션 | Battery module and battery pack including the same |
CN111584781B (en) * | 2020-04-30 | 2021-11-02 | 东风汽车集团有限公司 | Long module, battery module fixing auxiliary and mounting method |
KR102432538B1 (en) * | 2020-11-04 | 2022-08-16 | 주식회사 성우하이텍 | Battery module and manufacturing method thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100119931A1 (en) * | 2006-11-13 | 2010-05-13 | Toyota Jidosha Kabushiki Kaisha | Power storage unit |
WO2010067602A1 (en) * | 2008-12-10 | 2010-06-17 | パナソニック株式会社 | Battery module and battery module assembly using same |
US20110104543A1 (en) * | 2009-11-03 | 2011-05-05 | Myung-Chul Kim | Battery module including improved base plate |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3457119A (en) * | 1966-12-21 | 1969-07-22 | Westinghouse Electric Corp | Storage battery with detachable cover having lifting means |
JPS4967129U (en) * | 1972-09-22 | 1974-06-12 | ||
JP3283796B2 (en) | 1997-07-07 | 2002-05-20 | 古河電池株式会社 | Spacer between batteries and unit battery |
KR200260363Y1 (en) | 1999-02-10 | 2002-01-10 | 이계안 | Mounting structure of battery module for electric vehicles |
JP4965012B2 (en) * | 1999-12-15 | 2012-07-04 | トヨタ自動車株式会社 | Battery pack for vehicles |
KR100669333B1 (en) * | 2005-01-25 | 2007-01-15 | 삼성에스디아이 주식회사 | Secondary battery module |
JP2006236826A (en) * | 2005-02-25 | 2006-09-07 | Toyota Motor Corp | Battery pack |
JP2007103344A (en) * | 2005-09-12 | 2007-04-19 | Nissan Motor Co Ltd | Battery pack |
KR100897179B1 (en) | 2006-04-24 | 2009-05-14 | 주식회사 엘지화학 | Frame Member for Preparation of Middle or Large-sized Battery Module |
JP4974578B2 (en) * | 2006-04-27 | 2012-07-11 | 三洋電機株式会社 | Pack battery |
JP5120798B2 (en) * | 2006-11-21 | 2013-01-16 | トヨタ自動車株式会社 | Power storage device and automobile equipped with the same |
JP2010211952A (en) * | 2009-03-06 | 2010-09-24 | Nissan Motor Co Ltd | Battery module |
JP2010251019A (en) * | 2009-04-13 | 2010-11-04 | Sanyo Electric Co Ltd | Battery system |
JP5516006B2 (en) * | 2009-04-24 | 2014-06-11 | 日産自動車株式会社 | Assembled battery |
US9083029B2 (en) | 2009-12-23 | 2015-07-14 | Samsung Sdi Co., Ltd. | Battery pack |
US20110165451A1 (en) | 2010-01-05 | 2011-07-07 | Myung-Chul Kim | Battery pack |
CN102117930B (en) | 2010-01-05 | 2015-09-16 | 三星Sdi株式会社 | Battery pack |
JP5734309B2 (en) | 2010-11-17 | 2015-06-17 | 本田技研工業株式会社 | Battery unit for vehicle |
US8722223B2 (en) * | 2011-09-01 | 2014-05-13 | Samsung Sdi Co., Ltd. | Battery pack |
-
2011
- 2011-08-22 KR KR1020110083485A patent/KR101292984B1/en active IP Right Grant
- 2011-11-30 JP JP2011262183A patent/JP5908706B2/en active Active
-
2012
- 2012-02-02 US US13/364,777 patent/US9337458B2/en active Active
- 2012-03-15 CN CN201210068886.4A patent/CN103000835B/en active Active
- 2012-04-30 EP EP12166203.5A patent/EP2562843B1/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100119931A1 (en) * | 2006-11-13 | 2010-05-13 | Toyota Jidosha Kabushiki Kaisha | Power storage unit |
WO2010067602A1 (en) * | 2008-12-10 | 2010-06-17 | パナソニック株式会社 | Battery module and battery module assembly using same |
US20110104543A1 (en) * | 2009-11-03 | 2011-05-05 | Myung-Chul Kim | Battery module including improved base plate |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112271391A (en) * | 2019-01-09 | 2021-01-26 | 比亚迪股份有限公司 | Power battery pack, energy storage device and electric vehicle |
US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
DE102019207450A1 (en) * | 2019-05-21 | 2020-11-26 | Volkswagen Aktiengesellschaft | Vehicle battery |
DE102021209744A1 (en) | 2021-09-03 | 2023-03-09 | Mahle International Gmbh | Structural component for an energy store, energy store and calculation method for tolerances |
Also Published As
Publication number | Publication date |
---|---|
KR20130021135A (en) | 2013-03-05 |
US9337458B2 (en) | 2016-05-10 |
CN103000835B (en) | 2016-12-14 |
JP5908706B2 (en) | 2016-04-26 |
KR101292984B1 (en) | 2013-08-02 |
CN103000835A (en) | 2013-03-27 |
US20130052516A1 (en) | 2013-02-28 |
JP2013045765A (en) | 2013-03-04 |
EP2562843B1 (en) | 2016-07-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2562843B1 (en) | Battery module | |
JP6088185B2 (en) | Battery module | |
US9324986B2 (en) | Battery module | |
KR101688488B1 (en) | Battery module | |
EP2648243B1 (en) | Battery module | |
KR101337937B1 (en) | Connector measuring for cell voltage of fuel cell stack in vehicle | |
EP2562842B1 (en) | Battery module | |
JP6205808B2 (en) | Storage element module | |
US8632905B2 (en) | Battery module and battery pack | |
US10347885B2 (en) | Battery module | |
US9774023B2 (en) | Battery module | |
US20140295235A1 (en) | Battery module | |
EP2808921A1 (en) | Battery module | |
US9012063B2 (en) | Battery module | |
KR20130133118A (en) | Battery module and battery pack | |
KR20130023562A (en) | Battery cell and battery module using the same | |
KR20160052018A (en) | Battery Module Having Mounting Means of Bus Bar and External Input-Output Terminal | |
EP2490277A1 (en) | Battery Module | |
JP2013140769A (en) | Battery module | |
CN109565023B (en) | Wiring module | |
KR20160127496A (en) | Battery module | |
JP2018005996A (en) | Battery module | |
JP6264245B2 (en) | Harness mounting structure and battery pack | |
JP2015015142A (en) | Battery pack |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
17P | Request for examination filed |
Effective date: 20130827 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01M 6/46 20060101ALN20160107BHEP Ipc: H01M 2/10 20060101AFI20160107BHEP |
|
INTG | Intention to grant announced |
Effective date: 20160125 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: KIM, MYUNG-CHUL |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 812944 Country of ref document: AT Kind code of ref document: T Effective date: 20160715 Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 602012020356 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG4D |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: MP Effective date: 20160713 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MK05 Ref document number: 812944 Country of ref document: AT Kind code of ref document: T Effective date: 20160713 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161113 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161013 Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161114 Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161014 Ref country code: BE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 6 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 602012020356 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161013 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
26N | No opposition filed |
Effective date: 20170418 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170430 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170430 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170430 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 7 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170430 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170430 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO Effective date: 20120430 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20160713 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20160713 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R079 Ref document number: 602012020356 Country of ref document: DE Free format text: PREVIOUS MAIN CLASS: H01M0002100000 Ipc: H01M0050200000 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20230328 Year of fee payment: 12 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20230323 Year of fee payment: 12 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230530 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20230321 Year of fee payment: 12 |